1. 9. 1939 - The outbreak of the WW2, 17.9.1939 - Soviet invasion of Poland , 8. 5. 1945 - End of WWII, 30. 5. 1953 – 3. 6. 1953 – The monetary reform and subsequent public upheaval, 21. 8. 1968 - Invasion of the Warsaw Pact troops and 1 more anniversaries

1944 - 1949 Greek civil war

1956 - student protests in Timisoara (Rumania), 23. 10. 1956 - Hungarian revolution of 1956 and fightings for independence

20. 6. - 29. 8. 1944 - Operation Bagration, 22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR

1936 - 1938 - Great Terror in the USSR

Deportations to the Far East, Siberia and North Kazachstan 1939–1941 and 1944–1950, March 5th, 1953 - Death of Josif V. Stalin

1944 - 1949 Greek civil war

8. 5. 1945 - End of WWII, 1948 - 1955 - Tito - Stalin split, 25. 2. 1948 - Communist coup d‘état in ČSR, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia